Historical weather data, all-time temperature records, and monthly climate averages for Adams Morgan, DC. Explore typical weather conditions by week for trip planning, and see how today compares to the historical record.
April 5th in Adams Morgan sits right in the sweet spot of DC spring — the average high of 65° is genuinely pleasant, though history keeps things honest. This date has swung from a balmy 85° back in 1956 all the way down to a brutal 26° in 1964, so pack a layer just in case.
Adams Morgan has seen some serious weather extremes over the past 75 years. The thermometer hit a scorching 106° on July 30, 2011, and plunged to -10° on January 17, 1982 — a 116-degree spread that tells you everything about DC's no-holds-barred climate.
Summer is the headliner here: the week of July 16–22 averages a high of 90°, and the city stays steamy through August. If you want mild and comfortable, aim for October (avg high 70°) or May (77°) — both dodge the heat and the wettest stretch, which peaks in mid-July around 1.15 inches per week. Winters are cold but brief, bottoming out mid-January at a 43° average high.